async_notifier 0.6.0

A ValueNotifier for all async states. Listen, notify, and manage loading, error and data in one place.

Changelog

This project adheres to Semantic Versioning.

0.6.0 Oct 19, 2025

• Changes AsyncListenable to a mixin that implements AsyncSnapshot.
• Changes AsyncNotifier to extend with AsyncListenable.
• Added AsyncSnapshot.errorMessage.
• Removes AsyncListenable.snapshot. Use itself instead.

0.5.0 Dec 14, 2024

• Simplifies AsyncNotifier.
• Removes AsyncNotifier.onData.
• Removes AsyncNotifier.onError.
• Removes DataChanged typedef.
• Removes ErrorCallback typedef.
• Added AsyncSnapshotExtension.whenData.
• Added AsyncSnapshotExtension.whenError.
• Updated AsyncValueListenableExtension.asAsync.
• Updated README.md.
• Updated docs.

0.4.0 Dec 02, 2024

• Simplifies AsyncNotifier.
• Removes AsyncNotifier.late.
• Removes AsyncNotifier setters.
• Removes AsyncListenable getters.
• Removes AsyncListenable extensions.

0.3.2 Feb 06, 2024

• Adds requireValue extension to AsyncNotifier. Deprecates requireData.
• Adds maybeWhen extension to AsyncNotifier.
• Changes nullable StackTrace? in AsyncSnapshot to be non-nullable.
• Changes AsyncNotifier.when for Future<T?>. Now completes with null instead of requiring it.
• Changes isReloading. Now considers hasError in all cases, instead of just hasData.
• Updated tests.

0.2.3 Oct 31, 2023

• BREAKING CHANGE: Removed reloading parameter from when extension. Use isReloading inside data parameter instead.
• Adds skipLoading in when extension.
• Adds whenOrNull extension to AsyncSnapshot extension and AsyncNotifier.
• Adds hasNone extension to AsyncSnapshot and AsyncNotifier.
• Adds setValue in AsyncNotifier with notify = true optional parameter.
• Adds setValue as an extension to ValueNotifier.
• Adds listen method as an extension to ValueListenable.
• Adds sync method as an extension to Listenable.
• Updated documentation of extensions.
• Updated example.
• Updated tests.

0.1.1 Oct 18, 2023

• Adds cancel() method to AsyncNotifier: Now you can manually unsubscribe to current future! (and stream). This will essentially cancel stream or ignore future result. Setting them to null and ConnectionState to none.

• Fixes a problem where the stream wasn't being cast as broadcast correctly.

• Updates future and stream setters to better address initial values.

• Updates README.md

• Removes unnecessary asserts on AsyncSnapshot xtension.

0.1.0 Oct 15, 2023

• Initial pre-release.